The musicians join such previous guest stars as Stephen King and David Hasselhoff as unusual casting choices in the motorcycle club drama on FX. Malcolm-Jamal Warner of "The Cosby Show" also has a role in the seventh and concluding season that debuts on Sept. 9. "The absurdity has crossed the line in some respect," Sutter said.

The rocker has offered her full support to the filmmakers linked to the project and has come to terms with the fact she won't get to approve who plays her late husband in the movie - but she's happy with the actors lined up for the role. Love put aside almost two decades of bad feeling between her and Nirvana stars Grohl and Novoselic when the band was inducted into the Rock & Roll Hall of Fame in April, hugging the stars and paying tribute to them during her speech on behalf of Cobain, who committed suicide in 1994.

If it's playing on a screen near you, I urge you to seek it out. This is a more down-to-earth kind of character and I wanted to see what he would do with the nuances and how he would bring it to life. That makes it really hard, and the fact, like I said, that the character is not so extreme, so you see a lot of him in there.

Courtney Love on who will play Kurt Cobain in the eventual film: "I don't want to be the person who makes that decision. Some beautiful blond, tragic,. gorgeous actor boy is hitting on me, and why? He wants to play Kurt. So I am moving that over to the agency side. I am not Cecil B. DeMille or anything like that."